Kadro (20)
Roy ScheiderCaptain Nathan Bridger
Michael IronsideCaptain Oliver Hudson
Jonathan BrandisLucas Wolenczak
Don FranklinCommander Jonathan Ford
Stephanie BeachamDr. Kristin Westphalen
Michael DeLuiseSeaman Anthony Piccolo
Edward KerrLieutenant James Brody
Stacy HaidukLieutenant Commander Katherine Hitchcock
Rosalind AllenDr. Wendy Smith
Ted RaimiLieutenant Tim O'Neill
Kathy EvisonLieutenant Lonnie Henderson
Royce D. ApplegateChief Manilow Crocker
Elise NealLieutenant J.J. Fredericks
Marco SanchezSensor Chief Miguel Ortiz
Frank WelkerDarwin (voice)
Brittany MurphyChristine VanCamp
Peter DeLuiseDagwood
John D'AquinoLt. Benjamin Krieg
Luis GuzmánGeneral Guzmano
Jonathan MangumCovington